NCP729FC18T2G

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PMIC or Power Management Integrated Circuit is an integrated circuit encompassing one or more of a voltage regulator, battery charger, and/or power controller. Its purpose is to regulate and condition the power supply for devices that require power to function. Linear voltage regulators are the simplest and most common form of voltage regulators and are normally used to provide a stable voltage from a power source. The NCP729FC18T2G from ON Semiconductor is a low input voltage fixed output linear voltage regulator that is available in a DFN (6 Pin) package and designed to work with an input voltage range of 2.6 V to 5.5 V and an output voltage of 1.8 V. It is a low dropout type of regulator that has a typical dropout voltage value of 160 mV at 25°C, and a maximum dropout voltage of 225 mV at 25°C.

The NCP729FC18T2G has several features that make it suitable for power management applications. It has a standby current of less than 0.03uA, meaning that it will consume minimal power when not in use. It also features a wide temperature range from -40°C to 125°C, making it suitable for use in a variety of conditions. Additionally, its over-voltage protection, reverse current protection, and over-temperature protection features make this device a good choice for applications that require high reliability. Its wide input voltage range, low dropout voltage and current, high output accuracy, and low standby current make it ideal for use in many power management applications.

The NCP729FC18T2G can be used in many applications, including RAM memory, microcontrollers, display drivers, battery-powered devices, and high-speed transceivers. It is also suitable for applications requiring high-efficiency and low standby current, including laptops, PDAs, and cell phones. The regulator can also be used in LED drivers, battery chargers, and motor drivers. It is also suitable for automotive applications, such as power steering systems and electric vehicles.

The NCP729FC18T2G is designed to work in a linear non-switching regulation mode, meaning that a large power systems loop is not required to maintain regulation accuracy. The regulator works by using error amplifiers to compare the internal reference voltage to the output voltage and make corrections to the output voltage if it is not within the accuracy specified. The difference between the reference voltage and the output voltage is referred to as the “error voltage”. The error amplifiers then adjust the output current as needed to keep the output voltage within the accuracy specified. This type of regulation is referred to as a “Feedback Regulation” system because the output of the regulator is dependent on feedback of the actual output voltage to maintain accuracy.

The NCP729FC18T2G has several features that improve its performance and make it suitable for many power management applications. For example, the regulator uses advanced low-loss and low-noise compensation techniques to ensure that it is capable of providing a stable output voltage over a wide range of input voltages and temperatures. Additionally, the regulator has an integrated soft-start circuit that eliminates inrush current in the system, reducing the amount of power the regulator requires to operate. The built-in over-voltage protection feature prevents damage to the device in the event of an over-voltage situation.

The NCP729FC18T2G is a low input voltage, linear voltage regulator with a wide range of features that make it suitable for many power management applications. Its low dropout voltage, wide input voltage range, low standby current, and over-voltage protection features make it a good choice for use in applications that require high-efficiency and reliability. Its advanced compensation capabilities and integrated soft-start circuit make it an ideal choice for many applications requiring a low input voltage linear regulator.

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